European leaders reached a deal crucial to resolving the euro zone debt crisis after all-night meetings on Thursday. Under the accord, banks have agreed to take a 50 percent loss on Greek debt. European markets were up after news of the deal broke. Leaders also agreed to grow euro zone’s bailout fund to $1.4 trillion dollars. European banks will also need to raise more capital to protect against future government defaults. Christian Fraser, correspondent for the BBC, reports on the details of the agreement.